| /******************************************************************************* |
| * Copyright (c) 2009, 2015 Oracle. All rights reserved. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License 2.0, which accompanies this distribution |
| * and is available at https://www.eclipse.org/legal/epl-2.0/. |
| * |
| * Contributors: |
| * Oracle - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.jpt.jpa.core.internal.context.java; |
| |
| import java.util.List; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jpt.common.core.utility.TextRange; |
| import org.eclipse.jpt.common.utility.internal.ObjectTools; |
| import org.eclipse.jpt.jpa.core.context.RelationshipMapping; |
| import org.eclipse.jpt.jpa.core.context.VirtualJoinTable; |
| import org.eclipse.jpt.jpa.core.context.VirtualJoinTableRelationshipStrategy; |
| import org.eclipse.jpt.jpa.core.context.java.JavaJoinTableRelationship; |
| import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedJoinTable; |
| import org.eclipse.jpt.jpa.core.context.java.JavaSpecifiedJoinTableRelationshipStrategy; |
| import org.eclipse.jpt.jpa.core.internal.context.MappingTools; |
| import org.eclipse.jpt.jpa.core.resource.java.JoinTableAnnotation; |
| import org.eclipse.jpt.jpa.core.validation.JptJpaCoreValidationArgumentMessages; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public abstract class AbstractJavaJoinTableRelationshipStrategy<P extends JavaJoinTableRelationship> |
| extends AbstractJavaContextModel<P> |
| implements JavaSpecifiedJoinTableRelationshipStrategy, JavaSpecifiedJoinTable.ParentAdapter |
| { |
| protected JavaSpecifiedJoinTable joinTable; |
| |
| |
| protected AbstractJavaJoinTableRelationshipStrategy(P parent) { |
| super(parent); |
| } |
| |
| |
| // ********** synchronize/update ********** |
| |
| @Override |
| public void synchronizeWithResourceModel(IProgressMonitor monitor) { |
| super.synchronizeWithResourceModel(monitor); |
| if (this.joinTable != null) { |
| this.joinTable.synchronizeWithResourceModel(monitor); |
| } |
| } |
| |
| @Override |
| public void update(IProgressMonitor monitor) { |
| super.update(monitor); |
| this.updateJoinTable(monitor); |
| } |
| |
| |
| // ********** join table ********** |
| |
| public JavaSpecifiedJoinTable getJoinTable() { |
| return this.joinTable; |
| } |
| |
| protected void setJoinTable(JavaSpecifiedJoinTable joinTable) { |
| JavaSpecifiedJoinTable old = this.joinTable; |
| this.joinTable = joinTable; |
| this.firePropertyChanged(JOIN_TABLE_PROPERTY, old, joinTable); |
| } |
| |
| protected void updateJoinTable(IProgressMonitor monitor) { |
| if (this.buildsJoinTable()) { |
| if (this.joinTable == null) { |
| this.setJoinTable(this.buildJoinTable()); |
| } else { |
| this.joinTable.update(monitor); |
| } |
| } else { |
| if (this.joinTable != null) { |
| this.setJoinTable(null); |
| } |
| } |
| } |
| |
| /** |
| * The strategy can have a join table if either the table annotation is present |
| * or the [mapping] relationship supports a default join table. |
| */ |
| protected boolean buildsJoinTable() { |
| return this.getJoinTableAnnotation().isSpecified() |
| || this.getRelationship().mayHaveDefaultJoinTable(); |
| } |
| |
| protected JavaSpecifiedJoinTable buildJoinTable() { |
| return this.getJpaFactory().buildJavaJoinTable(this); |
| } |
| |
| |
| // ********** join table annotation ********** |
| |
| protected abstract JoinTableAnnotation addJoinTableAnnotation(); |
| |
| protected abstract void removeJoinTableAnnotation(); |
| |
| |
| // ********** misc ********** |
| |
| public JavaJoinTableRelationship getRelationship() { |
| return this.parent; |
| } |
| |
| public RelationshipMapping getRelationshipMapping() { |
| return this.getRelationship().getMapping(); |
| } |
| |
| public void initializeFrom(VirtualJoinTableRelationshipStrategy virtualStrategy) { |
| VirtualJoinTable oldTable = virtualStrategy.getJoinTable(); |
| if (oldTable != null) { |
| this.addStrategy(); |
| this.joinTable.initializeFrom(oldTable); |
| } |
| } |
| |
| public String getTableName() { |
| return (this.joinTable == null) ? null : this.joinTable.getName(); |
| } |
| |
| public org.eclipse.jpt.jpa.db.Table resolveDbTable(String tableName) { |
| return (this.joinTable == null) ? null : this.joinTable.getDbTable(); |
| } |
| |
| public boolean tableNameIsInvalid(String tableName) { |
| return ObjectTools.notEquals(this.getTableName(), tableName); |
| } |
| |
| public String getColumnTableNotValidDescription() { |
| return JptJpaCoreValidationArgumentMessages.DOES_NOT_MATCH_JOIN_TABLE; |
| } |
| |
| public String getJoinTableDefaultName() { |
| return MappingTools.buildJoinTableDefaultName(this.getRelationship()); |
| } |
| |
| public void addStrategy() { |
| if (this.joinTable == null) { |
| this.addJoinTableAnnotation(); |
| this.setJoinTable(this.buildJoinTable()); |
| } |
| } |
| |
| public void removeStrategy() { |
| if (this.joinTable != null) { |
| if (this.getJoinTableAnnotation().isSpecified()) { |
| this.removeJoinTableAnnotation(); |
| } |
| this.setJoinTable(null); |
| } |
| } |
| |
| public JavaSpecifiedJoinTableRelationshipStrategy getTableParent() { |
| return this; |
| } |
| |
| |
| // ********** Java completion proposals ********** |
| |
| @Override |
| public Iterable<String> getCompletionProposals(int pos) { |
| Iterable<String> result = super.getCompletionProposals(pos); |
| if (result != null) { |
| return result; |
| } |
| if (this.joinTable != null) { |
| result = this.joinTable.getCompletionProposals(pos); |
| } |
| return result; |
| } |
| |
| |
| // ********** validation ********** |
| |
| @Override |
| public void validate(List<IMessage> messages, IReporter reporter) { |
| super.validate(messages, reporter); |
| if (this.joinTable != null) { |
| this.joinTable.validate(messages, reporter); |
| } |
| } |
| |
| public TextRange getValidationTextRange() { |
| return this.getRelationship().getValidationTextRange(); |
| } |
| |
| } |